Lectern Z-Fighting with Beacon

If you place a Lectern on a Beacon it Z-Fights Against the beam.

II Found This Bug During a Mythbusting video From XisumaVoid You Can Check His View https://www.youtube.com/watch?v=8pDj0Hl0yiU go to 3:44.

EDIT IMPORTANT: Other Blocks That allow Beacon Beams to Go Through Them May have Z-Fighting Such as CobbleStone walls